BORLA 400840 Crate Mufflers S-Type 3.0" x 3.0" GM Hot 350,383 CID ymm_75 fully in keeping with the

fully in keeping with the performance of the vehicle

Fits Models with Darton Aluminium Head

Orange (turns yellow at 560°C) and Red (turns white at 610°C) plus thinners and three brushes

making it suitable for applications that require frequent access

providing superior performance and durability compared to T-400 series alternatives

BORLA 400840 Crate Mufflers S-Type 3.0" x 3.0" GM Hot 350,383 CID ymm_75 fully in keeping with theDescription BORLA 400840 Crate Mufflers S Type 3. 0" x 3. 0" GM Hot 350,383 CID BORLA's CrateMuffler is designed specifically to optimize the sound and power of crate and custom built engines. This muffler is directional, with the outlet identified by the mounting bracket welded to the endcap. It is tuned for the Chevrolet Small Block 350, 383, and 406 CID V8 engine family. The directional design delivers the classic S Type sound and significantly